In the mid-’90s, the CDC and Kaiser Permanente discovered an exposure that dramatically increased the risk for seven out of 10 of the leading causes of death in the United States. In high doses, it affects brain development, the immune system, hormonal systems, and even the way our DNA is read and transcribed. Folks who are exposed in very high …
Omega-3 fatty acids enhance cognitive flexibility in at-risk older adults
A study of older adults at risk of late-onset Alzheimer’s disease found that those who consumed more omega-3 fatty acids did better than their peers on tests of cognitive flexibility — the ability to efficiently switch between tasks — and had a bigger anterior cingulate cortex, a brain region known to contribute to cognitive flexibility. The analysis suggests, but does …